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Authelia

Authelia is an open-source authentication and authorization server designed to provide a secure portal for multi-factor authentication and single sign-on across web applications. It offers a lightweight and blazing fast solution that combines robust security with an intuitive user interface.

Authelia is the open source alternative to:
Authelia screenshot

About Authelia

Authelia serves as a comprehensive identity and access management solution, acting as a middleware companion for common reverse proxies. Built with Go and React, it boasts a compressed container size under 20 megabytes and minimal memory footprint. The tool enforces login regulation to thwart brute force attacks, provides built-in password reset via email, and supports multiple second-factor methods including OTP, push notifications, and WebAuthn. Its granular authorization policies and scalability options, such as Kubernetes deployments, ensure efficient and secure access control.

Key Features

  • Open-source authentication and authorization server under Apache 2.0 License
  • Multi-factor authentication with support for OTP, mobile push notifications, and WebAuthn
  • Single Sign-On via session cookies, OpenID Connect 1.0, or trusted headers
  • Lightweight container (<20MB) with low memory usage
  • Fast performance with millisecond-level backend operations and 100ms login portal load times
  • Granular authorization policies to control user and group access
  • Built-in password reset functionality with email validation
  • Designed for scalability and high availability in containerized environments

Summary

Authelia combines robust security measures with efficient performance and a user-friendly interface to streamline access management for web applications, making it a dependable solution for modern identity and access management.

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Adrian
Created by
Adrian
Mar 9, 2025Updated1 min read
This content was partially generated using artificial intelligence.

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